Metabolite of clozapine (Cat. No. 0444). Activates human muscarinic designer receptors (DREADDs) in vitro. Silences hippocampal neurons expressing hM4 DREADDs in vitro. Activates Gs-linked DREADDS- AgRP in mice via intracerebroventricular (i.c.v) injection. Shown to be a P-glycoprotein (P-gp) efflux pump substrate. Other potent and selective hM3Dq DREADD agonists available: DREADD agonist 21 and Perlapine. Water soluble salt also available. This product contains 1 molar equivalent of ethanol.. Purity 99%. MW (observed): 342.82